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NOXA World · AI tools studio

Practical AI tools, genuinely free.

We build small, useful products and give them away — a keyboard-first task and note manager, and GST-correct invoicing for Indian freelancers. No subscriptions. No catch.

2
live products
100%
free, no subscription
₹0
to the paise, GST-correct
Try it free · E-BillR

Make a GST invoice right now.

Fill in a few fields and watch a tax-correct invoice build itself — CGST/SGST or IGST, totalled to the paise. This is E-BillR's core, free forever.

GST rate
Place of supply

Tax Invoice

NOXA-2026-001

Preview

From

Your business

Bill to

Acme Studio

Brand website design₹50,000.00
Taxable value
₹50,000.00
CGST (9%)
₹4,500.00
SGST (9%)
₹4,500.00
Total₹59,000.00
Why NOXA

Free tools you can actually trust.

A few principles behind everything NOXA World ships.

01

Genuinely free

No subscriptions, no per-invoice fees, no per-message metering. The products are free to use, in full, today.

  • No subscription
  • No usage fees
  • No credit card
02

Privacy-first

Your data stays yours. NOXA Tasks keeps every task and note scoped to your own account, and we don't sell or mine what you put in.

  • Your data only
  • No data resale
  • You stay in control
03

Made for real work

Built for Indian freelancers and small teams — E-BillR gets GST right to the paise so your invoices are correct the first time.

  • India-first
  • GST-accurate
  • Small-team friendly
04

No lock-in

Open a tool, use it, leave whenever you like. Nothing here is designed to trap you or your data.

  • Use anytime
  • Leave anytime
  • Export your work
What's next

Be first to what's next.

We're building more small, free AI tools. Tell us what you'd find useful and we'll keep you in the loop on what's next — nothing else.

Get early access

No spam · Only genuine product updates

Begin

Start free today.

Start free — no credit card, no subscription. Open a tool and use it today.

100% free · no subscription · no credit card